Moissanite and Boulder Opal Optical Properties

Moissanite

Boulder Opal

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1 Optical Properties

1.1 Luster

Adamantine

Not Available

1.2 Pleochroism

NilArthur Thomas

AbsentWalter Schumann

1.3 Dispersion

0.10None

0.007 1

1.4 Transparency

Gemmological Tables (2004) More from other references

Transparent, Translucent

1.5 Refractive Index

2.648-2.6911.370-1.470

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

6H polytype

Not Available

1.8 Birefringence

0.043Not Available

0 0.296

1.9 Clarity

TransparentUlrich Henn and Claudio C. Milisenda

Transparent

Moissanite and Boulder Opal Optic Character

Moissanite and Boulder Opal optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Moissanite and Boulder Opal Physical Properties like crystallographic symmetry, pleochroism,etc. in the crystal. Some of the optical properties are refractive index, luster, optic character, pleochroism etc. Prominent among these is Moissanite and Boulder Opal optic character. You might have noticed your gemologist rotating the gemstone while testing it. Rotating a gemstone along its optic axis helps in determining its optic character.

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Moissanite and Boulder Opal Transparency

Similar to their colors, Moissanite and Boulder Opal transparency can also be used as criteria for their primary identification. Although transparency cannot be the only criteria for gemstone identification, it can efficiently used in gemstone grading. Talking about their transparency, Moissanite is Gemmological Tables (2004) More from other references while Moissanite is Gemmological Tables (2004) More from other references in appearance.